<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
</head>
<body>
    <div id="app">{{ message }}</div>

    <script type="module">
    import { createApp } from 'https://unpkg.com/vue@3/dist/vue.esm-browser.js'
    
    createApp({
        data() {
        return {
            message: 'Hello Vue!'
        }
        }
    }).mount('#app')
    </script>

</body>
</html>